Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 17°F | 34°F | 24°F | 3.4" |
February | 18°F | 36°F | 26°F | 3.6" |
March | 32°F | 52°F | 41°F | 3.5" |
April | 41°F | 65°F | 52°F | 6.9" |
May | 52°F | 74°F | 63°F | 7.1" |
June | 62°F | 83°F | 72°F | 7.9" |
July | 65°F | 86°F | 75°F | 8.4" |
August | 63°F | 84°F | 73°F | 7.4" |
September | 54°F | 78°F | 65°F | 8.9" |
October | 44°F | 66°F | 54°F | 5.8" |
November | 32°F | 52°F | 41°F | 4.0" |
December | 22°F | 37°F | 29°F | 4.5" |
Index | London Mills | Illinois | National |
Air quality index | 41 | 41 | 50 |
Pollution index | 1,709,230 | 3,347,295 | 5,066,862 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 285 |
Days with moderate air quality | 78 |
Days w/ poor A.Q. for sensitive groups | 2 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.001% |
Benzene | 0.050% |
Carbon Tetrachloride | 0.040% |
Lead | 0.001% |
Mercury | 0.001% |
City, State | Population | Air Quality Index | National Avg. |
Bushnell, IL | 2,838 | 29 | 42% |
Fairview, IL | 506 | 41 | 18% |
Marietta, IL | 100 | 41 | 18% |
Williamsfield, IL | 521 | 41 | 18% |
Canton, IL | 14,397 | 41 | 18% |
London Mills, IL | 340 | 41 | 18% |
City, State | Population | Air Quality Index | National Avg. |
Thompson, PA | 340 | 38 | 24% |
Bowman, TN | 340 | 25 | 50% |
Crawfordsville, OR | 340 | 28 | 44% |
Farber, MO | 340 | 38 | 24% |
Red River, NM | 340 | 15 | 70% |
London Mills, IL | 340 | 41 | 18% |